php 返回json：

zabbix:/var/www/html/DEVOPS/Home/Lib/Action# vim EquipmentAction.class.php 

<?php

header('Content-Type:application/json; charset=utf-8');  ##返回json php文件格式为utf-8 无BOM格式

       public function search_ipadd(){

                $where['ip'] = $_GET['ip'];

                $Machine = M('Machine_info');

                $arr = $Machine->where($where)->select();

                echo json_encode($arr);

         }

        public function search_ipadd(){

                $where['ip'] = $_GET['ip'];

                $Machine = M('Machine_info');

                $arr = $Machine->where($where)->select();

                $str= json_encode($arr);

                 echo preg_replace("#\\\u([0-9a-f]{4})#ie", "iconv('UCS-2BE', 'UTF-8', pack('H4', '\\1'))", $str);

         }

    echo preg_replace("#\\\u([0-9a-f]{4})#ie", "iconv('UCS-2BE', 'UTF-8', pack('H4', '\\1'))", $str);

    解决返回[{"sn":"83","ip":"192.168.11.187","info":"ftp\u670d\u52a1\u5668","env":"esx-192.168.4.44"}] 

/*****************************************************************************

centos6.5:/root#cat a1.pl

use Net::SMTP;

use LWP::UserAgent;

use HTTP::Cookies;

use HTTP::Headers;

use HTTP::Response;

use Encode;

use JSON;

use File::Temp qw/tempfile/;

use HTTP::Date qw(time2iso str2time time2iso time2isoz);

use Data::Dumper;

my $CurrTime = time2iso(time());

my $dis_mainpublish='中均资本';

my $ua = LWP::UserAgent->new;

$ua->timeout(10);

$ua->env_proxy;

my $now          = time();

$ua->agent('Mozilla/5.0');

my $cookie_jar = HTTP::Cookies->new(

    file           => 'lwp_cookies.txt',

    autosave       => 1,

    ignore_discard => 1

);

$ua->cookie_jar($cookie_jar);

my $response = $ua->get("http://192.168.11.186/DEVOPS/index.php/Equipment/search_ipadd?ip=192.168.11.187");

if ($response->is_success) {

  $r = $response->decoded_content;

  print "\n"; }

  else

  {

  die $response->status_line; };

print $r;

#my $r=encode_utf8($r);

my $hash = decode_json($r);

print "\n";

print $hash->[0]->{info};

print "\n";

centos6.5:/root#perl a1.pl 

[{"sn":"83","ip":"192.168.11.187","info":"ftp服务器","env":"esx-192.168.4.44"}]

Wide character in print at a1.pl line 38.

ftp服务器

解决 Wide character in print at a1.pl line 38.

centos6.5:/root#vim a1.pl

centos6.5:/root#cat a1.pl

use Net::SMTP;

use LWP::UserAgent;

use HTTP::Cookies;

use HTTP::Headers;

use HTTP::Response;

use Encode;

use JSON;

use File::Temp qw/tempfile/;

use HTTP::Date qw(time2iso str2time time2iso time2isoz);

use Data::Dumper;

my $CurrTime = time2iso(time());

my $dis_mainpublish='中均资本';

my $ua = LWP::UserAgent->new;

$ua->timeout(10);

$ua->env_proxy;

my $now          = time();

$ua->agent('Mozilla/5.0');

my $cookie_jar = HTTP::Cookies->new(

    file           => 'lwp_cookies.txt',

    autosave       => 1,

    ignore_discard => 1

);

$ua->cookie_jar($cookie_jar);

my $response = $ua->get("http://192.168.11.186/DEVOPS/index.php/Equipment/search_ipadd?ip=192.168.11.187");

if ($response->is_success) {

  $r = $response->decoded_content;

  print "\n"; }

  else

  {

  die $response->status_line; };

print $r;

my $r=encode_utf8($r);

my $hash = decode_json($r);

print "\n";

print $hash->[0]->{info};

print "\n";

centos6.5:/root#

centos6.5:/root#perl a1.pl 

[{"sn":"83","ip":"192.168.11.187","info":"ftp服务器","env":"esx-192.168.4.44"}]

ftp服务器